Answer correctly please :) No links please!

Acylinder has volume 45π and radius 3. what is it’s height?

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)